CN115354673A - Hole forming method for anti-slide pile in red bed soft rock area and hoisting type manual auxiliary device - Google Patents

Abstract

The embodiment of the application provides a hole forming method for an anti-slide pile in a red-layer soft rock area and a hoisting type manual auxiliary device, and relates to the field of anti-slide pile construction. The hole forming method of the anti-slide pile in the red layer soft rock area comprises the following steps: pile position measurement: the method is characterized in that a total station is adopted to carry out accurate measurement before the construction of the bored pile, and the total station and a roadbed are jointly measured to form a closed triangular net, then the position of the bored pile is accurately measured, and a guard pile is measured and embedded, so that the accuracy of the position is ensured. According to the hole forming method, drilling is carried out by locally expanding 5 cm, manual assistance is matched, the hole is integrally formed by manpower compared with machinery, the excavation size is convenient to control, the guarantee of the size is further improved, the middle part is drilled by adopting 2.1 m drill holes, the drilling efficiency of the drill holes is improved, the residual part is less, the part needing manual chiseling is less, the labor intensity is reduced, the hole forming economy is good, the acoustic pipe is installed to be used as a detection channel and replace a part of steel bar section, and the acoustic pipe can also be used as a pipeline for pile bottom grouting.

Description

Hole-forming method of anti-sliding piles and hoisting artificial auxiliary device in soft rock area of red beds

technical field

The application relates to the technical field of anti-sliding pile construction, in particular, to a method for forming holes for anti-sliding piles in soft rock areas of red beds and a hoisting artificial auxiliary device.

Background technique

The red beds mainly refer to the lacustrine, fluvial, alternate river-lake facies or continental clastic rocks of the Piedmont alluvium since the Mesozoic, namely the Triassic, Jurassic, Cretaceous and Cenozoic Paleogene. Interlayers appear, and the main color is red from the outside, while the surface water from Mingshan to Tianquan is mainly developed and distributed in the red layer area, there are no large factories and mines, generally free from industrial pollution, the water quality is good, the water chemical type is simple, and most of them belong to Calcium bicarbonate type water, followed by calcium bicarbonate sodium type water and calcium magnesium carbonate type water, the salinity is generally less than 0.5mg/L, the hardness is 10-18, and the pH value is 6.8-7.5.

For the anti-slide piles in this area, before the pile holes are excavated, the site shall be leveled up by 1m according to the design elevation. After the site is confirmed and handed over, the construction of the anti-slide piles shall be carried out, basically using rotary drilling rigs supplemented by manual chiseling to form holes. After the holes are inspected, the diameter, hole depth, verticality and other indicators are qualified, and the reinforcement cage is installed immediately and the concrete is poured. However, the anti-slide piles based on the red bed soft rock area, especially for the square anti-slide piles, require less manual assistance. Its safety is higher, but when the rotary drilling rig excavates, the protruding part of the hole wall is manually assisted and the slag at the bottom of the hole is cleaned to ensure that there is no sediment at the bottom of the hole. The existing hole forming process is shown in Figure 1 to In the scheme shown in Figure 2, after the rotary drilling rig is excavated, there are still many remaining manual chiseling parts, which will easily lead to poor economical hole formation and low comprehensive drilling efficiency.

Contents of the invention

This application aims to solve at least one of the technical problems existing in the prior art. For this reason, the application proposes a method for forming anti-slide piles in soft rock areas of red beds and a hoisting type artificial auxiliary device. The efficiency is higher and the remaining manual chisel parts are less.

In the first aspect, according to the embodiment of the present application, the anti-sliding pile hole-forming method in the soft rock area of red beds includes:

Pile position measurement: Before the construction of the bored piles, the total station is used for accurate measurement, and combined with the subgrade to measure, after forming a closed triangular network, the position of the bored piles is accurately measured, and the guard piles are measured and buried to ensure the accuracy of the position;

Fabrication of lock mouth and orifice retaining wall: For safety and hole position locking, the lock opening construction should be carried out according to the measurement and positioning before drilling to ensure the stability of the orifice. The retaining wall should be prepared within 1 meter below the orifice, and the construction should be carried out according to the geological conditions below 1 meter. retaining wall;

Drilling rig installation: After the drilling rig is in place, level the machine base to ensure that the center of the drill bit and the center of the hole are on a vertical line, and the deviation from the center of the hole is within the allowable range of the specification, and adjust the verticality of the drill stand to meet the requirements , Drill frame, drill bit and other parts are firmly connected and in good operation;

Drill stand installation: The drill stand is installed stably, and the drilling rig is positioned with a thin wire hanging weight for detection to ensure that the deviation between the center of the drill bit and the center of the hole is not greater than 2 cm;

Rotary excavation construction: After drilling, level the drilling rig and align it with the drilling hole, lift the drill bit and slowly put it into the hole, align the pile position, and start drilling. During the drilling process, strictly control the raising of the drill bit to no more than 2 meters. When drilling, it is necessary to check the hole to prevent the deviation of the hole. During the drilling operation, check the drill rig, drill bit, wire rope and fixture;

Rotary digging to form holes: first use a 1.2-meter drill to form 4 holes around, and then use a 2.1-meter drill to form 1 hole in the middle. Partially expanded 5 cm to ensure the size, and the remaining part is manually chiseled;

Sampling of rock formations: when drilling into rock formations, take slag samples layer by layer, and mark the elevation, size, stake number and date in the slag sample bag;

Manual assistance: After the mechanical hole is formed, install a hoisting artificial auxiliary device, use the hanging basket to reach the cleaning position, open the corresponding position that needs to be chiseled, and use a pneumatic pick to remove the protruding part of the chiseled hole wall from top to bottom and clean the slag at the bottom of the hole , to ensure that there is no sediment at the bottom of the hole;

Hole acceptance: use a hole detector to check the hole depth, size, hole position, and verticality;

Hoisting reinforcement cage: Each pile reinforcement cage weighs 10 tons. The reinforcement cage is connected with a single reinforcement outside the hole, and is manually hoisted into the hole with a single root of a crane, and is manually installed one by one in the well;

Installation of acoustic tubes for pile foundation: a total of 6 acoustic tubes are arranged for each pile, check whether the tube wall is damaged, whether the joints are qualified, determine the section length of the acoustic tube, and the length of the acoustic tube needs to be determined according to The segmental length of the reinforcement cage shall be determined, neither too long nor too short, otherwise the upper and lower sections of the acoustic tube cannot be connected;

Concrete pouring: Before pouring concrete, the accumulated water in the hole should be drained to remove the mud, and the pile body concrete should be 30 to 50 cm higher than the design elevation of the pile top, so as to ensure the quality of the pile body concrete after the pile head is cut off;

Handling of pile heads: The pile heads are removed by means of manual air picks, and removed to the uniform concrete aggregate at or below the pile top elevation, and high-grade concrete piles should be used for pile heads lower than the design elevation.

According to some embodiments of the present application, the machine base of the drilling rig is tightly plugged with sleepers to ensure stable fixation.

According to some embodiments of the present application, the ex-factory lengths of the acoustic tubes are 12 meters, 9 meters and 3 meters, and the models of the acoustic tubes are reasonably matched according to the length of the steel cage.

According to some embodiments of the present application, the concrete pouring is carried out by means of sky pump pouring and vibrating rods vibrating.

In the second aspect, according to the hoisting artificial auxiliary device of the embodiment of the present application, the artificial assistance of the anti-slide pile hole forming method in the red bed soft rock area is protected by the hoisting artificial auxiliary device, including: an auxiliary frame assembly and a hanging basket assembly.

The auxiliary frame assembly includes a support, a double-layer connecting frame, a bottom plate, a side plate, a separate latch mechanism and a hanging rope, and the support is fixedly connected to the upper and lower sides of the four corners of the double-layer connecting frame. The support member and the double-layer connecting frame form a basic frame, the bottom plate member is rotatably connected to the two-layer connecting frame at both ends of the basic frame, and the side plate members are respectively rotatably connected to the support member. The side panels on the side are locked by door pins, and the separate latch mechanism is respectively installed on the double-layer connecting frame and the bottom panel, and the separate latch mechanism can fix the upper end of the bottom panel For the supporting part, the separate latch mechanism can disengage the connection between the bottom part and the supporting part, and the two ends of the sling part are respectively hung on the bottom part and the supporting part, so The hanging basket assembly includes a hanging basket bracket and a hanging basket, the hanging basket bracket is fixedly connected to the top of the basic frame, and the four corners of the hanging basket are fixed with traction cables, and the traction cables are connected to the hoist through guide wheels .

According to some embodiments of the present application, the support member includes a main support rod and an auxiliary support rod, and the main support rod and the auxiliary support rod are fixedly inserted into the four corners of the inner and outer layers of the double-layer connecting frame.

According to some embodiments of the present application, the double-layer connecting frame includes an outer layer connecting rod, an outer layer fixing sleeve, an inner layer fixing sleeve, an inner layer connecting rod, a guard plate and a baffle plate, and the outer layer fixing sleeve and the outer layer connecting rods are fixedly connected to each other to form an outer layer frame, and the inner layer fixing sleeve and the inner layer connecting rods are fixedly connected to each other to form an inner layer frame, and the outer layer fixing sleeve and the inner layer are fixed The sleeves are fixedly connected to each other, the guard plate is fixedly connected to the upper and lower sides of the inner connecting rod, the guard plate is fixedly connected to the upper side of the baffle, and the baffle can block the side plate, so The side panels are locked to the baffle via the door pins.

According to some embodiments of the present application, the sling includes a first hanging ring, a supporting steel cable, and an anti-off hook, and the first hanging ring and the anti-off hook are respectively fixedly connected to the supporting steel cable At both ends, the first hanging ring is sleeved on the auxiliary support rod, and the anti-loosening hook is hooked on the bottom plate.

According to some embodiments of the present application, the auxiliary support rod is provided with a second hanging ring, the first hanging ring is sleeved on the second hanging ring, and the bottom plate is fixedly connected with a third hanging ring, The anti-drop hook is hooked to the third hanging ring.

According to some embodiments of the present application, the side panel includes a side panel, and the side panel is provided with a rope-through hole, and the anti-off hook can be hooked to the third hanging ring through the rope-through hole.

According to some embodiments of the present application, the bottom plate includes a bottom plate, a rope guide ring and an unlocking rope, the rope guide ring is fixedly connected to the outer wall at the bottom end of the bottom plate, and the upper end of the unlocking rope is fixedly connected to the inner side wall of the bottom plate , the unlocking rope passes through the rope guide ring, and a rope hole is opened on the bottom plate, and the detachable latch mechanism includes a guide puller, a rotating lock plate and an elastic latch lock, and the guide puller It is arranged on the outer side of the baffle on the lower side of the inner layer connecting rod, one side of the guiding lock-pull part passes through the baffle and is connected to the unlocking rope, and the lower end of the rotating lock-pull plate is rotatably connected to the The inner side wall of the bottom plate, the elastic bolt lock is fixedly connected to the outer side of the bottom plate, the end of the elastic bolt lock can lock the bottom plate to the auxiliary support rod, and one side of the elastic bolt lock passes through the The bottom plate, the elastic bolt lock slides through one side of the bottom plate and is connected to the rotating lock plate, the supporting steel cable is provided with a tension ring, and the hanging basket is fixedly connected with a pull plate rope. After the stay rope passes through the rope hole of the upper layer, the stay rope is fixedly connected to the tension ring on the supporting steel cable of the lower layer.

According to some embodiments of the present application, the guiding locking part includes a buffer sleeve, a first compression spring, a supporting ear plate, a connecting rod, a locking lever and a force applying rod, and the buffering sleeve is fixedly connected to the locking mechanism. outside the plate, the first compression spring is arranged in the buffer sleeve, the support lug is fixedly connected to the outside of the baffle, the connecting rod is slidably connected to the support lug, and one end of the connecting rod Slidingly inserted into the inside of the buffer sleeve, the end of the buffer sleeve can block the end of the connecting rod inserted into the buffer sleeve, and the connecting rod is respectively pressed against the two ends of the first compression spring. end, the locking lever and the force applying lever are fixedly connected to one side of the connecting rod, the locking lever can drive the upper end of the rotating locking plate, and the unlocking rope passes through the rope guide ring fixed to the force bar.

According to some embodiments of the present application, a lanyard ring is fixedly connected to the force applying rod, and the unlocking rope passes through the guide rope ring and is fixedly connected to the lanyard ring.

According to some embodiments of the present application, the rotating locking plate includes a plate body and a rotating shaft, the rotating shaft is fixedly connected to the inner wall of the bottom plate, the lower end of the plate body is rotatably connected to the rotating shaft, and the plate body is provided with The elastic bolt lock is slidably connected to the chute through one side of the bottom plate, and the locking lever can drive the upper end of the board body.

According to some embodiments of the present application, the elastic bolt lock includes a lock sleeve, a sliding plate, a sliding rod, a limit plate, a second compression spring, a dead bolt and a toggle rod, and the lock sleeve is fixedly connected to the sliding plate On the outer wall of the board, the sliding rod is slidably connected to the sliding plate, the limiting plate is fixedly connected to one end of the sliding rod, the second compression spring is sleeved on the sliding rod, and the first Both ends of the two compression springs are respectively pressed against the limiting plate and the sliding plate, the locking bolt is fixedly connected to one side of the limiting plate, the locking tongue is slidably inserted into the lock sleeve, and The lock tongue can be locked to the auxiliary support rod, the lock tongue can be locked to the inner connecting rod, the toggle lever is fixedly connected to the end of the slide bar away from the limit plate, the toggle A slot is provided on the moving rod, and the shifting rod is slidably connected to the sliding groove through the slot.

The beneficial effects of the present application are: the above-mentioned method of forming a hole is drilled through a local expansion of 5 cm, and with manual assistance, because the artificial hole is formed more than the machine as a whole, it is convenient to control the excavation size, and then improve the security of the size. The middle part adopts 2.1 Drilling per meter to improve the efficiency of drilling, and there are few remaining parts, less parts need to be manually chiseled, labor intensity is reduced, and the hole is economical. The acoustic measuring tube is installed as a detection channel and replaces a part of the steel bar section. , the acoustic tube can also be used as a pipeline for grouting at the bottom of the pile, and the acoustic tube can be used as a pipeline for flushing and grouting treatment of accidental pile defects. The acoustic tube is tested by ultrasonic transmission method.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the accompanying drawings that need to be used in the embodiments of the present application will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present application, so It should not be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings according to these drawings without creative work.

Fig. 1 is the schematic diagram of the anti-slide pile hole-forming method of the first kind of red bed soft rock area;

Fig. 2 is the schematic diagram of second kind of anti-slide pile hole-forming method in soft rock area of red beds;

Fig. 3 is the schematic diagram of the hole-forming method of the anti-slide pile in the soft rock region of the red bed according to the embodiment of the present application;

Fig. 4 is the schematic diagram of the installation of the pile foundation acoustic tube of the anti-sliding pile hole-forming method in the red bed soft rock area according to the embodiment of the present application;

Fig. 5 is a three-dimensional structural schematic diagram of a hoisting artificial assistance device according to an embodiment of the present application;

Fig. 6 is a schematic diagram of a partial three-dimensional structure of a hoisting artificial assistance device according to an embodiment of the present application;

7 is a schematic diagram of a three-dimensional structure of a double-layer connecting frame according to an embodiment of the present application;

Fig. 8 is a schematic diagram of a three-dimensional structure of a hanging rope according to an embodiment of the present application;

FIG. 9 is a schematic diagram of a three-dimensional structure of a floor member according to an embodiment of the present application;

Fig. 10 is a schematic perspective view of a separate latch mechanism according to an embodiment of the present application;

Fig. 11 is a schematic perspective view of a three-dimensional structure of a guiding lock pulling part according to an embodiment of the present application;

Fig. 12 is a schematic diagram of a three-dimensional structure of a rotating lock-pull plate according to an embodiment of the present application;

Fig. 13 is a schematic perspective view of the three-dimensional structure of the elastic bolt lock according to the embodiment of the present application.

Icon: 100-auxiliary frame assembly; 110-support; 111-main support rod; 112-auxiliary support rod; 120-double-layer connecting frame; 121-outer connecting rod; Layer fixing sleeve; 124-inner layer connecting rod; 125-guard plate; 126-baffle plate; 130-bottom plate; 131-bottom plate; 132-rope guide ring; Side plate; 141- side plate; 142- rope hole; 150- separate latch mechanism; 151- guide lock part; 1511- buffer sleeve; 1512- first compression spring; Connecting rod; 1515-pull lock lever; 1516-force rod; 1517-lanyard ring; 152-rotate lock plate; 1521-plate body; 1522-rotating shaft; 1523-chute; Lock sleeve; 1532-sliding plate; 1533-sliding rod; 1534-limiting plate; 1535-second compression spring; The first hanging ring; 162-supporting steel cable; 163-anti-off hook; 164-the second hanging ring; 165-the third hanging ring; 166-tension ring; 200-hanging basket assembly; 220 - Basket.

Detailed ways

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

In order to make the purpose, technical solutions and advantages of the embodiments of the application clearer, the technical solutions in the embodiments of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the application. Obviously, the described embodiments It is a part of embodiment of this application, and is not all embodiment. Based on the implementation manners in this application, all other implementation manners obtained by persons of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

The method for forming holes of anti-sliding piles in soft rock areas in red beds and the hoisting artificial auxiliary device according to the embodiments of the present application will be described below with reference to the accompanying drawings.

Please refer to Fig. 1 to Fig. 3, according to the embodiment of the present application, the anti-sliding pile hole-forming method in the soft rock area of red beds includes:

Pile position measurement: Before the construction of the bored piles, the total station is used for accurate measurement, and combined with the subgrade to measure, after forming a closed triangular network, the position of the bored piles is accurately measured, and the guard piles are measured and buried to ensure the accuracy of the position;

Fabrication of lock mouth and orifice retaining wall: For safety and hole position locking, the lock opening construction should be carried out according to the measurement and positioning before drilling to ensure the stability of the orifice. The retaining wall should be prepared within 1 meter below the orifice, and the construction should be carried out according to the geological conditions below 1 meter. retaining wall;

Drilling rig installation: After the drilling rig is in place, level the machine base to ensure that the center of the drill bit and the center of the hole are on a vertical line, and the deviation from the center of the hole is within the allowable range of the specification, and adjust the verticality of the drill stand to meet the requirements , Drill frame, drill bit and other parts are firmly connected and in good operation;

The machine base of the drilling rig is tightly plugged with a sleeper pad to ensure a stable fixation.

Drill stand installation: The drill stand is installed stably, and the drilling rig is positioned with a thin wire hanging weight for detection to ensure that the deviation between the center of the drill bit and the center of the hole is not greater than 2 cm;

Rotary excavation construction: After drilling, level the drilling rig and align it with the drilling hole, lift the drill bit and slowly put it into the hole, align the pile position, and start drilling. During the drilling process, strictly control the raising of the drill bit to no more than 2 meters. When drilling, it is necessary to check the hole to prevent the deviation of the hole. During the drilling operation, check the drill rig, drill bit, wire rope and fixture;

Rotary digging to form holes: first use a 1.2-meter drill to form 4 holes around, and then use a 2.1-meter drill to form 1 hole in the middle. Partially expanded 5 cm to ensure the size, and the remaining part is manually chiseled;

Sampling of rock formations: when drilling into rock formations, take slag samples layer by layer, and mark the elevation, size, stake number and date in the slag sample bag;

Manual assistance: After the mechanical hole is formed, install a hoisting artificial auxiliary device, use the hanging basket to reach the cleaning position, open the corresponding position that needs to be chiseled, and use a pneumatic pick to remove the protruding part of the chiseled hole wall from top to bottom and clean the slag at the bottom of the hole , to ensure that there is no sediment at the bottom of the hole;

Hole acceptance: use a hole detector to check the hole depth, size, hole position, and verticality;

Hoisting reinforcement cage: Each pile reinforcement cage weighs 10 tons. The reinforcement cage is connected by a single reinforcement outside the hole. The single root is lifted into the hole manually with a crane, and it is manually installed one by one in the well.

Please refer to Figure 4, the installation of pile foundation acoustic tubes: a total of 6 acoustic tubes are arranged for each pile, check whether the pipe wall is damaged, whether the joint is qualified, determine the section length of the acoustic tube, The length of the pipe needs to be determined according to the section length of the steel cage, it cannot be too long or too short, otherwise the upper and lower sections of the acoustic measuring pipe cannot be connected;

The ex-factory length of the acoustic tube is 12 meters, 9 meters and 3 meters, and the model of the acoustic tube is reasonably matched according to the length of the steel cage.

Concrete pouring: Before pouring concrete, the accumulated water in the hole should be drained to remove the mud, and the pile body concrete should be 30 to 50 cm higher than the design elevation of the pile top, so as to ensure the quality of the pile body concrete after the pile head is cut off;

Concrete pouring is carried out by sky pump pouring and vibrating rod vibration.

Handling of pile heads: The pile heads are removed by means of manual air picks, and removed to the uniform concrete aggregate at or below the pile top elevation, and high-grade concrete piles should be used for pile heads lower than the design elevation.

The upper hole forming method is to drill through local expansion of 5 cm and cooperate with manual assistance. Because manual drilling is better than mechanical overall hole forming, it is convenient to control the excavation size, thereby improving the guarantee of size. The middle part is drilled with a 2.1-meter drill hole to This improves the efficiency of drilling, and there are few remaining parts, less parts that need to be manually chiseled, reducing labor intensity, and the hole is economical. The acoustic measuring tube is installed as a detection channel and replaces a part of the steel bar section. The acoustic measuring tube can also be used as The pipeline for grouting at the bottom of the pile and the acoustic tube can be used as a pipeline for flushing and grouting treatment of accidental pile defects. At this time, measures need to be taken to penetrate the pipeline at the defect part that needs to be grouted, and the ultrasonic transmission method can be carried out through the acoustic tube detection.

Please refer to Fig. 5 to Fig. 13, in the process of forming anti-slide piles in the soft rock area of red beds in the related art, when artificially assisting in forming holes, the remaining part is artificially chiseled by means of staged excavation (that is, rotary excavator excavation One section, manual assisted excavation for one section), so as to reduce the impact of pile hole collapse on the personal safety of personnel. In the process of manual assisted chiseling, the hanging basket is used to drive the personnel to lift, and then the remaining part is chiseled with a pneumatic pick However, in this way, the personnel are exposed in the pile hole, and if the pile hole collapses, an accident will still be caused and the personal safety of the personnel will be affected.

For this reason, the inventor has solved this technical problem through long-term practical research. Specifically, the hoisting artificial auxiliary device, the artificial assistance of the method of forming anti-slide piles in the soft rock area of the red bed uses the hoisting artificial auxiliary device for protection, including: an auxiliary frame assembly 100 and a hanging basket assembly 200 .

Please refer to FIG. 6 , the auxiliary frame assembly 100 includes a support 110 , a double-layer connection frame 120 , a bottom plate 130 , a side plate 140 , a detachable latch mechanism 150 and a sling 160 , and the support 110 is fixedly connected to the double-layer connection frame. The upper and lower sides of the four corners of 120 are composed of a support piece 110 and a double-layer connecting frame 120 to form a basic frame. The side plate parts 140 on the side are locked by door pins, and the separate latch mechanism 150 is respectively installed on the double-layer connecting frame 120 and the bottom plate part 130. The separate latch mechanism 150 can fix the upper end of the bottom plate part 130 to the support part 110, separate The type latch mechanism 150 can disengage the connection between the floor member 130 and the support member 110, and the two ends of the hanging rope member 160 are hung on the floor member 130 and the support member 110 respectively.

In this embodiment, the hanging basket assembly 200 includes a hanging basket bracket 210 and a hanging basket 220, the hanging basket bracket 210 is fixedly connected to the top of the basic frame, the four corners of the hanging basket 220 are fixed with traction cables, and the traction cables are connected to the Hoist. During use, the personnel go down to the position that needs to be manually chiseled through the hanging basket 220, operate the separate latch mechanism 150, and release the locking of the separate latch mechanism 150 to the bottom plate 130, and the bottom plate 130 turns over and falls under the action of gravity. The bottom plate parts 130 are stacked on each other to form a support structure for personnel to stand on, the sling parts 160 form a protective tension support bottom plate part 130, and the double-layer connecting frame 120 can support the detachable latch mechanism 150, at this moment, the personnel can stand on the support Structurally, the remaining part of the soil at both ends of the basic frame is chiseled, the locked door pin on the side plate 140 is released, the hanging rope 160 is released, the side plate 140 is flipped open, the hanging rope 160 passes through the side plate 140 and then connected At this time, personnel can chisel the remaining part of the soil on both sides of the basic frame. Above and below the manual operation area, there are unopened bottom plate parts 130 and side plate parts 140 for protection. Even if the bottom plate part 130 and side plate parts collapse 140 can resist this part of the soil and reduce the impact of the collapse on the personal safety of personnel.

Please refer to FIG. 7 , the supporting member 110 includes a main supporting rod 111 and an auxiliary supporting rod 112 , and the main supporting rod 111 and the auxiliary supporting rod 112 are fixedly inserted into the four corners of the inner and outer layers of the double-layer connecting frame 120 . The basic frame is supported by main support rods 111 and auxiliary support rods 112 to improve the overall strength of the basic frame and improve its ability to resist deformation. At the same time, the auxiliary support rods 112 are located inside the main support rods 111 to reduce the contact between the auxiliary support rods 112 and the external soil , the situation affecting the turning over of the bottom panel 130 and the side panel 140 occurs. The double-layer connecting frame 120 comprises an outer layer connecting rod 121, an outer layer fixing sleeve 122, an inner layer fixing sleeve 123, an inner layer connecting rod 124, a guard plate 125 and a baffle plate 126, and the outer layer fixing sleeve 122 is connected to the outer layer. The rods 121 are fixedly connected to each other to form an outer frame, the inner layer fixed sleeve 123 and the inner layer connecting rod 124 are fixedly connected to each other to form an inner layer frame, and the outer layer fixed sleeve 122 and the inner layer fixed sleeve 123 are fixedly connected to each other. In an example, the main support rod 111 is screwed into the upper and lower outer layer fixing sleeves 122, and the auxiliary support rod 112 is screwed into the upper and lower inner layer fixing sleeves 123, so as to facilitate the assembly of the basic frame. The guard plate 125 is fixedly connected to the upper and lower sides of the inner connecting rod 124, and the guard plate 125 is fixedly connected to the upper side of the baffle plate 126. The baffle plate 126 can block the side plate 140, and the side plate 140 is locked to the baffle 126 by a door pin. When the side plate 140 is closed, the baffle plate 126 blocks the side plate 140 to reduce the excessive outward turning of the side plate 140. When the bottom plate 130 is turned up, the guard plate 125 on the lower side of the inner connecting rod 124 can block the bottom plate The part 130 defines the raised position of the bottom part 130, which is convenient for locking the bottom part 130 of the detachable latch mechanism 150.

Please refer to FIG. 8 , the sling member 160 includes a first hanging ring 161, a supporting steel cable 162 and an anti-off hook 163, and the first hanging ring 161 and the anti-off hook 163 are respectively fixedly connected to two ends of the supporting steel cable 162. A hanging ring 161 is sleeved on the auxiliary support rod 112 , and the anti-detachment hook 163 is hooked on the bottom plate 130 . The auxiliary support rod 112 is provided with a second hanging ring 164, the first hanging ring 161 is sleeved on the second hanging ring 164, the bottom plate member 130 is fixedly connected with a third hanging ring 165, and the anti-off hook 163 is hooked on the third hanging ring 164. Hanging ring 165. The side panel 140 includes a side panel 141 . The side panel 141 defines a rope hole 142 , and the anti-loosening hook 163 can be hooked to the third hanging ring 165 through the rope hole 142 . Before the side plate 140 is opened, release the hooking of the anti-off hook 163 and the third hanging ring 165, turn over and open the side plate 141, and the anti-off hook 163 passes through the rope hole 142 and re-hooks on the third hanging ring 165 The support wires 162 can be used as tensioning ropes for the bottom plate 130, so as to reduce the occurrence of loss of support of the bottom plate 130 due to accidental detachment of the detachable latch mechanism 150 from the double-layer connection frame 120.

Please refer to Figures 9 and 10. In the related art, during the process of forming anti-slide piles in the soft rock area of red beds, artificial auxiliary devices are used to protect personnel, but the external force consumption of opening and closing the bottom plate by personnel is relatively large, and the personnel are in the hanging basket. , it is inconvenient to operate, during the process of personnel opening, the hanging basket will interfere with the opening of the bottom plate and side plate 141, how to use the traction force of the hanging basket to control the opening and closing of the bottom plate and reduce the impact of the hanging basket on the opening of the bottom plate and side plate 141 has become a need Solved technical problems.

In order to solve the above technical problems, the technical solution further adopted by the present invention is: the bottom plate 130 includes a bottom plate 131, a guide rope ring 132 and an unlocking rope 133, the guide rope ring 132 is fixedly connected to the outer wall of the bottom end of the bottom plate 131, and the upper end of the unlocking rope 133 is fixedly connected On the inner side wall of the bottom plate 131, the unlocking rope 133 passes through the rope guide ring 132, and a rope passing hole 134 is opened on the bottom plate 131. The separate latch mechanism 150 includes a guiding lock pulling part 151, a rotating lock pulling plate 152 and an elastic latch lock 153. The lock pulling part 151 is arranged outside the baffle plate 126 on the lower side of the inner layer connecting rod 124, guides the side of the lock pulling part 151 to pass through the baffle plate 126 and then connects to the unlocking rope 133, and the lower end of the rotating lock pulling plate 152 is rotatably connected to the inner side of the bottom plate 131 wall, the elastic bolt lock 153 is fixedly connected to the outside of the bottom plate 131, the end of the elastic bolt lock 153 can lock the bottom plate 131 to the auxiliary support rod 112, one side of the elastic bolt lock 153 passes through the bottom plate 131, and the elastic bolt lock 153 passes through the bottom plate 131 One side is slidably connected to the rotating locking plate 152, the supporting steel cable 162 is provided with a tension ring 166, and the hanging basket 220 is fixedly connected with a pulling rope. After the pulling rope passes through the rope hole 134 on the upper layer, The tension ring 166 that is fixedly connected on the supporting steel cable 162 of the lower floor. When the bottom plate 131 needs to be opened, the personnel goes down to the upper layer of the position to be opened through the hanging basket 220, and the personnel pulls the unlocking rope 133 or pulls the unlocking rope 133 through the pull plate rope on the hanging basket 220, and the lower end of the unlocking rope 133 is along the guide rope. The ring 132 slides, the lower end of the unlocking rope 133 pulls and guides the movement of the lock pulling part 151, and the guiding lock pulling part 151 pushes and rotates the upper end of the lock pulling plate 152, and the rotating lock pulling plate 152 rotates around the lower end, and the rotating lock pulling plate 152 pulls the end of the elastic bolt lock 153 Part retracts, and releases the locking of the elastic bolt lock 153 to the bottom plate 131, and the bottom plate 131 can be turned down under the action of gravity, and the rotating lock plate 152 and the elastic bolt lock 153 are disengaged. The end of the elastic bolt lock 153 pops out under the action of the elastic force, and the end of the elastic bolt lock 153 can lock the bottom plate 131 to the auxiliary support rod 112, and then cooperate with the supporting steel cable 162 to form a protective tension support. The support of the latch lock 153 and the protective tension support of the supporting cable 162 improve the safety of the personnel standing on the base plate 131. At this time, the personnel can control the expansion of the base plate 131 of the lower floor on the upper floor to form a support structure for the personnel. The hanging basket 220 falls on the bottom plate 131, and the personnel stand on the supporting structure. At this time, the hanging basket 220 can be raised, and then the side plate 141 can be opened to reduce the interference of the hanging basket 220 on the opening of the bottom plate 131 and the side plate 141, and close the bottom plate 131 and the side plate 141. When the plate 141 is closed, the side plate 141 is closed first, and the pull plate rope is connected to the tension ring 166 after passing through the rope hole 134 on the upper layer. The tightening ring 166 pulls up the bottom plate 131, and uses the lifting and falling of the hanging basket 220 to provide an external force for closing the bottom plate 131, thereby reducing the situation of personnel closing and large manpower consumption.

Please refer to Fig. 11, the guiding lock pulling part 151 includes a buffer sleeve 1511, a first compression spring 1512, a support ear plate 1513, a connecting rod 1514, a lock pulling rod 1515 and a force rod 1516, and the buffer sleeve 1511 is fixedly connected to the baffle 126, the first compression spring 1512 is set in the buffer sleeve 1511, the support ear plate 1513 is fixedly connected to the outside of the baffle plate 126, the connecting rod 1514 is slidably connected to the support ear plate 1513, and one end of the connecting rod 1514 is slidably inserted into the buffer sleeve Inside the barrel 1511, the end of the buffer sleeve 1511 can block the end of the connecting rod 1514 inserted into the buffer sleeve 1511, the connecting rod 1514 is respectively pressed against the two ends of the first compression spring 1512, and the locking rod 1515 is fixedly connected with the force applying rod 1516 On the side of the connecting rod 1514 , the locking lever 1515 can drive and rotate the upper end of the locking plate 152 , and the unlocking rope 133 passes through the rope guide ring 132 and is fixed to the force applying rod 1516 . A hanging rope ring 1517 is fixedly connected to the force applying rod 1516 , and the unlocking rope 133 passes through the guiding rope ring 132 and is fixedly connected to the hanging rope ring 1517 . The unlocking rope 133 pulls the force applying rod 1516 through the lanyard ring 1517, and the force applying rod 1516 drives the connecting rod 1514 to move in the buffer sleeve 1511, the connecting rod 1514 presses the first compression spring 1512, and the connecting rod 1514 drives the locking lever 1515, Pull the lock lever 1515 to toggle and rotate the lock pull plate 152, release the unlocking rope 133, and the first compression spring 1512 pushes the connecting rod 1514 to return to its original position.

Please refer to Fig. 12, the rotating locking plate 152 includes a plate body 1521 and a rotating shaft 1522, the rotating shaft 1522 is fixedly connected to the inner wall of the bottom plate 131, the lower end of the plate body 1521 is rotatably connected to the rotating shaft 1522, and the plate body 1521 is provided with a slide groove 1523, and the elastic latch lock 153 slides through one side of the bottom plate 131 and is connected to the chute 1523 , and the locking lever 1515 can drive the upper end of the plate body 1521 .

Referring to Fig. 13, the elastic bolt lock 153 includes a lock sleeve 1531, a slide plate 1532, a slide bar 1533, a limit plate 1534, a second compression spring 1535, a dead bolt 1536 and a toggle rod 1537, and the lock sleeve 1531 and the slide plate 1532 are fixed Connected to the outer wall of the plate body 1521, the sliding rod 1533 is slidably connected to the sliding plate 1532, the limit plate 1534 is fixedly connected to one end of the sliding rod 1533, the second compression spring 1535 is sleeved on the sliding rod 1533, and the two ends of the second compression spring 1535 respectively press Close to the limit plate 1534 and the sliding plate 1532, the lock tongue 1536 is fixedly connected to one side of the limit plate 1534, the lock tongue 1536 is slidably inserted into the lock sleeve 1531, the lock tongue 1536 can be locked to the auxiliary support rod 112, and the lock tongue 1536 Can be locked on the inner layer connecting rod 124, the toggle rod 1537 is fixedly connected to the end of the slide bar 1533 away from the limit plate 1534, the toggle rod 1537 is provided with a card slot 1538, and the toggle rod 1537 is slidably connected to the slide bar 1538 through the card slot 1538. Groove 1523. The plate body 1521 rotates, the plate body 1521 drives the toggle lever 1537, the toggle lever 1537 drives the slide bar 1533 to slide along the slide plate 1532, and at the same time the lock tongue 1536 slides and retracts along the lock sleeve 1531, and the limit plate 1534 moves with the slide bar 1533. The limiting plate 1534 drives the second compression spring 1535 to compress, and the elastic force of the second compression spring 1535 is increased.

Specifically, the working principle of the hole-forming method of the anti-slide pile in the soft rock area of the red bed and the hoisting artificial auxiliary device: the hole-forming method, drilling through a local expansion of 5 cm, and with manual assistance, because the artificial is more complex than the mechanical one. The hole is easy to control the excavation size, thereby improving the security of the size. The middle part is drilled with a 2.1-meter hole to improve the efficiency of the drilling, and the remaining part is small, and the part that needs to be manually chiseled is less, reducing labor intensity. The hole forming is economical, and the acoustic measuring tube is installed as a detection channel and replaces a part of the steel bar section. The acoustic measuring tube can also be used as a pipeline for grouting at the bottom of the pile. The acoustic measuring tube can be used as a pipeline for flushing and grouting treatment of accident pile defects. At this time Measures need to be taken to break through the pipes in the defective parts that need to be grouted, and the ultrasonic transmission method can be used for detection through the acoustic tube.

During use, the personnel go down to the position that needs to be manually chiseled through the hanging basket 220, operate the separate latch mechanism 150, and release the locking of the separate latch mechanism 150 to the bottom plate 130, and the bottom plate 130 turns over and falls under the action of gravity. The bottom plate parts 130 are stacked on each other to form a support structure for personnel to stand on, and the supporting steel cables 162 form a protective tension support bottom plate part 130, and the double-layer connecting frame 120 can support the separate latch mechanism 150. At this time, the personnel can stand on the support Structurally, the remaining part of the soil at both ends of the basic frame is chiseled, the connection between the anti-off hook 163 and the third hanging ring 165 is released, the side plate 141 is turned over, and the anti-off hook 163 passes through the rope hole 142 and then re-hooked In the third hanging ring 165, the supporting steel cable 162 can be used as a tension rope for the bottom plate 130, so as to reduce the situation that the separate latch mechanism 150 is accidentally detached from the double-layer connecting frame 120, causing the bottom plate 130 to lose its support. At the same time, personnel can chisel the remaining part of the soil on both sides of the basic frame, and above and below the manual operation area, there are unopened bottom plate parts 130 and side plate parts 140 for protection. Even if the bottom plate part 130 and side plate parts 140 collapse Resist this part of the soil and reduce the impact of the collapse on the personal safety of personnel. The basic frame is supported by two layers of main support rods 111 and auxiliary support rods 112 to improve the overall strength of the basic frame and improve its ability to resist deformation. The support rods 112 are located inside the main support rods 111 to reduce the possibility that the auxiliary support rods 112 contact the external soil and affect the turning over of the bottom plate 130 and the side plate 140 .

When the bottom plate 131 needs to be opened, the personnel goes down to the upper layer of the position to be opened through the hanging basket 220, and the personnel pulls the unlocking rope 133 or pulls the unlocking rope 133 through the pull plate rope on the hanging basket 220, and the lower end of the unlocking rope 133 is along the guide rope. The ring 132 slides, the unlocking rope 133 pulls the force applying rod 1516 through the lanyard ring 1517, the force applying rod 1516 drives the connecting rod 1514 to move in the buffer sleeve 1511, the connecting rod 1514 presses the first compression spring 1512, and the connecting rod 1514 drives the puller Lock lever 1515, pull out lock lever 1515 and move plate body 1521, plate body 1521 drives toggle lever 1537, toggle lever 1537 drives slide bar 1533 to slide along slide plate 1532, and lock bolt 1536 slides and retracts along lock sleeve 1531 at the same time, limiting The position plate 1534 moves with the slide bar 1533, the limit plate 1534 drives the second compression spring 1535 to compress, the elastic force of the second compression spring 1535 increases, and the locking of the elastic bolt lock 153 to the bottom plate 131 is released, and the bottom plate 131 can be turned down under the action of gravity After the plate body 1521 and the locking lever 1515 are disengaged, the locking tongue 1536 returns to its original position under the elastic force of the second compression spring 1535, and the locking tongue 1536 of the elastic bolt lock 153 can lock the bottom plate 131 to the auxiliary support rod 112, and then Cooperate with the support cable 162 to form a protective tension support, through the support of the bottom plate 131 in conjunction with the elastic latch lock 153 and the protective tension support of the support cable 162, the safety of personnel standing on the bottom plate 131 is improved. The base plate 131 of the lower layer can be controlled to expand to form a support structure for personnel. When the unlocking rope 133 is released, the first compression spring 1512 pushes the connecting rod 1514 to return to its original position, and the personnel fall on the base plate 131 through the hanging basket 220, and the personnel stand on the support structure At this time, the hanging basket 220 can be raised, and then the side plate 141 can be opened to reduce the interference of the hanging basket 220 on the opening of the bottom plate 131 and the side plate 141. Pass through the rope hole 134 on the upper layer and connect to the tension ring 166, the hanging basket 220 rises, pull the pull plate rope, the pull plate rope pulls the tension ring 166, pull up the bottom plate 131 through the tension ring 166, and use the hanging basket 220 to rise The external force for closing the base plate 131 is provided by falling and falling, so as to reduce the situation of personnel closing and large manpower consumption.

It should be noted that the specific model specification of the hoist needs to be selected according to the actual specification of the device, and the specific model selection calculation method adopts the existing technology in the field, so it will not be described in detail.

The power supply of the hoist and its principle are clear to those skilled in the art, and will not be described in detail here.

The above are only examples of the present application, and are not intended to limit the protection scope of the present application. For those skilled in the art, the present application may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application. It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

Claims (10)

1. A hole forming method for an anti-slide pile in a red bed soft rock area is characterized by comprising the following steps:

pile position measurement: before the bored pile is constructed, a total station is adopted for accurate measurement and is jointly measured with the roadbed, after a closed triangular net is formed, the position of the bored pile is accurately measured, and a retaining pile is measured and embedded, so that the accuracy of the position is ensured;

manufacturing a locking notch and an orifice protecting wall: for safety and hole position locking, performing locking construction according to measurement positioning before drilling to ensure the stability of the hole opening, making a retaining wall within 1m below the hole opening, and constructing the retaining wall according to geological conditions below 1 m;

installing a drilling machine: after the drilling machine is in place, the base is leveled to ensure that the center of the drill bit and the center of the hole site are on the same plumb line and the deviation with the center of the hole site is within a standard allowable range, the verticality of the drill frame is adjusted to meet the requirements, and the drill frame, the drill bit and other parts are firmly connected and operate well;

installing a drill frame: the drill frame is stably installed, and a fine line weight hanging counter weight is adopted for detection when the drilling machine is positioned, so that the deviation between the center of the drill bit and the center of a hole site is not more than 2 cm;

rotary excavating construction: after the drilling is started, the drilling machine is leveled to be aligned with the drilled hole, the drill bit is lifted and slowly put into the drilled hole, the pile position is aligned, and the drilling is started. In the drilling process, the drill bit is strictly controlled to be improved by no more than 2 meters, during drilling, hole detection is needed to prevent hole deviation, and the drilling machine, the drill bit, the steel wire rope and the fixture are detected in the drilling operation;

drilling holes by rotary digging: 4 holes are formed by a drill bit with the length of 1.2 meters at the periphery, and then 1 hole is formed by a drill bit with the length of 2.1 meters in the middle. Drilling by locally expanding 5 cm outwards to ensure the size property, and manually removing and chiseling the rest part;

rock stratum sampling: when drilling to a rock stratum, taking slag samples in a layered mode, and marking elevations, sizes, pile numbers and dates in slag sample bags;

manual assistance: after mechanical hole forming, installing a hoisting type manual auxiliary device, reaching a cleaning position by means of a hanging basket, opening a corresponding position needing chiseling, chiseling a protruding part of the hole wall from top to bottom by using an air pick, cleaning the hole bottom to form slag, and ensuring that no sediment is left at the hole bottom;

and (4) hole forming and acceptance checking: inspecting the depth, size, hole position and verticality of the hole by using a hole inspection device;

hoisting a steel reinforcement cage: the dead weight of each pile reinforcement cage reaches 10 tons, the reinforcement cages are connected by adopting single steel bars outside holes, and the pile reinforcement cages are hung into the holes by a single crane in a manual matching manner and are installed one by one in a manual descending manner;

installing a pile foundation sounding pipe: arranging 6 sounding pipes of each pile, checking whether pipe walls are damaged or not, checking whether joints are qualified or not, and determining the segment length of each sounding pipe, wherein the length of each sounding pipe needs to be determined according to the segment length of the reinforcement cage, and the lengths of the sounding pipes cannot be too long or too short, otherwise, the upper and lower sounding pipes cannot be connected;

pouring concrete: before pouring concrete, pumping accumulated water in the holes to remove mud, and pouring concrete of the pile body 30-50 cm higher than the designed elevation of the pile top to ensure the quality of the concrete of the pile body after cutting off the pile head;

treating the pile head: the pile head is removed by adopting a manual pneumatic pick mode, the pile head is removed to the position of uniform concrete aggregate at the pile top elevation or below the pile top elevation, and high-grade concrete pile connection is adopted for the pile head lower than the designed elevation.

2. The method for forming the hole in the anti-slide pile in the red soft rock area as claimed in claim 1, wherein the machine base of the drilling machine is tightly plugged by a sleeper pad to ensure stable fixation.

3. The method for forming the hole of the anti-slide pile in the red soft rock area according to claim 1, wherein the delivery length of the sound measurement pipe is 12 meters, 9 meters and 3 meters, and the model of the sound measurement pipe is reasonably matched according to the length of the reinforcement cage.

4. The method for forming the hole in the slide pile in the red soft rock area as claimed in claim 1, wherein the concrete pouring is performed by means of natural pump pouring and vibration of a vibration rod.

5. Artifical auxiliary device of hoist and mount formula, the artifical supplementary this artifical auxiliary device of hoist and mount formula of using of red layer soft rock district friction pile pore-forming method protects, its characterized in that includes:

the auxiliary frame assembly comprises supporting pieces, double-layer connecting frames, bottom plate pieces, side plate pieces, a separated bolt mechanism and a hanging rope piece, wherein the supporting pieces are fixedly connected to the upper side and the lower side of four corners of the double-layer connecting frames, a basic frame is formed by the supporting pieces and the double-layer connecting frames, the bottom plate pieces are rotatably connected to the double-layer connecting frames at two ends of the basic frame, the side plate pieces are respectively rotatably connected to the supporting pieces, the side plate pieces at the same side are locked through door pins, the separated bolt mechanism is respectively installed on the double-layer connecting frames and the bottom plate pieces, the upper ends of the bottom plate pieces can be fixed to the supporting pieces through the separated bolt mechanism, the separated bolt mechanism can be disconnected from the bottom plate pieces and the supporting pieces, and two ends of the hanging rope piece are respectively connected to the bottom plate pieces and the supporting pieces in a hanging mode;

the lifting device comprises a lifting basket component, wherein the lifting basket component comprises a lifting basket support and a lifting basket, the lifting basket support is fixedly connected to the top end of the basic frame, traction steel cables are fixed to four corners of the lifting basket, and the traction steel cables are connected to a lifting machine through guide wheels.

6. The manual hanging aid as claimed in claim 5, wherein said supporting members comprise main supporting rods and auxiliary supporting rods, and said main supporting rods and said auxiliary supporting rods are fixedly inserted into four corners of the inner and outer layers of said double-layer connecting frame.

7. The manual hoisting auxiliary device as claimed in claim 6, wherein the double-layer connecting frame comprises an outer layer connecting rod, an outer layer fixing sleeve, an inner layer connecting rod, a guard plate and a baffle plate, the outer layer fixing sleeve and the outer layer connecting rod are fixedly connected to form an outer layer frame, the inner layer fixing sleeve and the inner layer connecting rod are fixedly connected to form an inner layer frame, the outer layer fixing sleeve and the inner layer fixing sleeve are fixedly connected to each other, the guard plate is fixedly connected to the upper side and the lower side of the inner layer connecting rod, the guard plate is fixedly connected to the upper side of the baffle plate, the baffle plate can block the side plate, and the side plate is locked to the baffle plate through the door pin.

8. The manual auxiliary device of suspended ceiling of claim 7, wherein the hanging rope member comprises a first hanging ring, a supporting steel cable and an anti-drop hook, the first hanging ring and the anti-drop hook are respectively and fixedly connected to two ends of the supporting steel cable, the first hanging ring is sleeved on the auxiliary supporting rod, and the anti-drop hook is hung on the bottom plate member.

9. The manual auxiliary device of claim 8, wherein the auxiliary supporting rod is provided with a second hanging ring, the first hanging ring is sleeved on the second hanging ring, the bottom plate member is fixedly connected with a third hanging ring, and the anti-dropping hook is hung on the third hanging ring.

10. The manual hanging assisting device as claimed in claim 9, wherein the side plate comprises a side plate, a rope threading hole is formed in the side plate, and the anti-dropping hook can be hung on the third hanging ring through the rope threading hole.

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